• 图上空间函数图形难事

    It is hard to draw in two dimensions a picture of a vector function in three-dimensional space.

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  • 利用积分方程方法以及半空间格林函数快速算法埋地目标电磁散射进行正演计算。

    Forward electromagnetic scattering by buried objects is computed with the integral equation method and efficient algorithm for half-space dyadic Green's functions.

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  • 散射叠加方法推导出两层大地格林函数

    The dyadic Green's functions of two-layered earth are derived by the method of scattered superposition.

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  • 采用将电流表达式一部分展成级数使函数变成积分函数

    A part of results on magnetic vector potential of circular loop are expanded, so the integral function is transformed to integrable series.

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  • 文中采用并格林函数方法分析计算了椭圆柱面微带天线辐射特性,并讨论了辐射特性随离心率变化规律

    Based on the method of Dyadic Greens functions, the radiation patterns of the microstrip antennas printed on the surface of elliptic cylinder are analysised and calculated in this paper.

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  • 利用圆柱坐标系中的第二类格林函数求解了漏泄同轴电缆附近分布,并进而求解了漏泄同轴电缆的耦合损耗

    The field distribution and the coupling loss of the leaky coaxial cable are studied by using the dyadic Green's function of second kind in the cylindrical coordinate.

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  • 根据物理光学方法PO空间格林函数,推导出半空间中理想导体散射

    The scattering fields of a perfect conducting object are evaluated by the physical optics (PO) and half space dyadic Green's function.

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  • 本文采用并格林函数变换方法给出圆形波导偶极天线辐射普遍公式

    The general formulas of radiation from dipole antenna in a circular waveguide are given by means of dyadic Green's function and field transformation.

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  • 应用模型,并结合分层介质中的并格林函数分析了贴片天线辐射阻抗空间辐射效率特性

    Using this model and the relevant dyadic Green's function, some characteristics of a rectangular patch antenna near resonance, such as radiation resistance and space wave efficiency, are analysed.

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  • 不同函数给出不同的激发态模式

    Different excited state model of the spectral functions are given for different wave vectors.

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  • 本文利用第二类尖劈并格林函数任意夹角V形缝隙天线进行计算。

    The V-slot antennas with arbitrary included angles are analyzed by moment method and by using dyadic Green's function of wedges of second kind.

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  • 利用导抗法推导分层介质电磁位并格林函数各分量的统一表达式

    The uniform expressions of multilayered medium spectral dyadic electric and magnetic current Green's functions for field and potential are derived by using spectral domain immittance approach.

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  • 本文采用格林函数变换给出椭圆波导探针天线辐射普遍公式

    In this paper, the general formulas of probe antenna radiation in an elliptic waveguide are given by means of dyadic Green's function and field transformation methods.

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  • 本文分布理论法计算圆柱波导谐振腔格林函数

    The computation of the Dyadic Green's function for cylindrical waveguides and cavities is approached by the theory of distributions.

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  • 这种方法详细推导了均匀各向同性介质波导中的格林函数

    With this method, we studied the dyadic Green functions of waveguides in isotropic media in detail.

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  • 根据涡流无损检测中的几组典型数据,比较该文方法直接数值积分法计算并格林函数的精度和求解速度。

    The paper deals with evaluation of dyadic Green's functions that arise in eddy current testing for a conductive plate.

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  • 此法提供了推导正交坐标系下格林函数完备展开式一种有效途径

    This method offers an effective way to derive the complete expansions of the electrical dyadic Green 's functions in orthogonal coordinates.

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  • 本文采用并格林函数反应原理讨论了椭圆波导平行于长探针之间的互耦合。

    The couplings of probes parallel to the major and minor axes in an elliptic waveguide are discussed by means of dyadic Greens function and reaction principle.

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  • 本文采用格林函数变换反应概念讨论矩形波导中线天线辐射互耦合,给出了场强和互阻抗的普遍公式。

    The radiation and coupling of linear antennas in a rectangular waveguide are discussed by means of dyadic Green's function, field transformation and reaction concept.

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  • 文中给出加载谐振腔的并格林函数就是其中的一例。

    The dyadic Green's function for a dielectric loaded cavity is one of the given examples.

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  • 根据这个表达式只要给定介质波导模,就可以得到波导的格林函数

    From these expressions the dyadic Green's function for a dielectric waveguide can be obtained if the eigen-mode of the waveguide are given.

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  • 重点研究了利用格林函数求解同轴结构中的色散方程

    Using Dyadic Green Function, the dispersive equations of co-ordinate structures are studied in this paper.

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  • 本文镜像推导出加载矩形波导中的格林函数

    This paper presents a method to derive the dyadic Green's function of a loaded rectangular waveguide by image method.

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  • 计算了不同相关撞能情况下产物分子的转动取向参数反应物产物之间分布几率函数

    The product rotational alignment parameters at different collision energies and the vector correlations between the reagent and product are numerically calculated.

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  • 得到电型并格林函数表达式由包括九个分量的本模展开式一个奇异组成。

    It is shown that the expression of electric-type dyadic Green's function is the sum of an eigen-mode expansion containing nine dyadic components and a singular term.

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  • 推导出了多极空间谐波函数表示项表达式。

    General expressions of the magnetic vector potential for multipole fields are derived.

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  • 出手媒质电磁满足谐波方程运用代数方法求解了电磁势的并格林函数,以偶极振子为例研究了手征媒质中的远区辐射场性质。

    Time--harmonic wave equations of electromagnetic potential in chiral media are given, the dyadic Greens function is solved by using dyadic algebraic method, then.

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  • 负电荷三个带电粒子体系构成函数以及哈密矩阵元都极大,数值计算浩。

    A negatively charged exciton is a system of three charged objects, making the numerical computations difficult due to the large size of the basic vector set and the Hamiltonian matrix.

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  • 负电荷三个带电粒子体系构成函数以及哈密矩阵元都极大,数值计算浩。

    A negatively charged exciton is a system of three charged objects, making the numerical computations difficult due to the large size of the basic vector set and the Hamiltonian matrix.

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